Home / 434,420.55-651,630.83-360,937.35

Finding the Fourth Proportional to 434,420.55, 651,630.83 and 360,937.35

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Solution

The fourth proportional to 434,420.55, 651,630.83 and 360,937.35 is: 541,406.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,420.55 : 651,630.83 = 360,937.35 : x
  2. Step 2: Convert to fraction form
    434,420.55/651,630.83 = 360,937.35/x
  3. Step 3: Cross multiply
    434,420.55x = 651,630.83 × 360,937.35
  4. Step 4: Simplify right side
    434,420.55x = 235,197,903,153.81
  5. Step 5: Solve for x
    x = 235,197,903,153.81/434,420.55
  6. Step 6: Final answer
    x = 541,406.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.